The Baking Powder STD Sosa 1 kg is a professional baking powder formulated for pastry laboratories, starred restaurants, artisanal bakeries, and culinary schools. Designed for a controlled and reproducible reaction, it ensures optimal volume development and an airy crumb on all types of chemically leavened doughs. Packaged in a 1 kg professional bucket for intensive production, its technical dosage of 2 to 5 g per kg of preparation makes it the reference leavening agent in the trade.
Product specifications
📋 Detailed technical sheet
Why Sosa is the reference in professional pastry
Sosa Ingredients is one of the most used brands in high-end pastry laboratories and European culinary schools (Bellouet, Lenôtre, Ferrandi, Le Cordon Bleu, École Ducasse, Hofmann). The Spanish company exclusively supplies many Best Craftsmen of France and World Pastry Champions.
- Constant industrial quality: ISO 9001 manufacturing process, batch-by-batch quality control, full traceability
- Absolute consistency: no performance variation between batches, essential for mass production
- Technical formulations designed for the demands of precision pastry (temperature, stability, controlled rising)
- Precise dosages: 2 to 5 g per kg allows gram-precise control for large productions
- Starred restaurant distribution: approved by premium HORECA purchasing centers
To discover the full range: complete Sosa Ingredients catalog (over 800 technical references available).
Technical formulation: composition and chemical action
The Baking Powder STD Sosa is based on a double action formulation, meaning it reacts in 2 distinct phases for optimal rising:
| Component | E code | Technical role |
|---|---|---|
| Disodium diphosphate | E450i | Delayed-release acid agent — reacts to heat for the 2nd rising phase |
| Sodium bicarbonate | E500ii | Basic agent — releases CO₂ on contact with acid |
| Corn starch | — | Anti-caking agent + stabilizer, prevents powder clumping |
2-phase mechanism :
- Phase 1 (cold mixing): on contact with the dough water, ~30% of the CO₂ is released → initial light rise
- Phase 2 (baking): from 50-60°C, E450i fully activates → 70% of the remaining CO₂ released → maximum volume development during baking
This dual action ensures that the rising occurs during baking, not before — allowing the dough to be prepared slightly in advance without loss of effectiveness (unlike single-phase chemical leavening agents).
Technical dosages by type of preparation
The Sosa dosage is expressed in g/kg of total preparation (not in g/kg of flour like common baking powders). This is more precise for laboratories.
| Type of preparation | Sosa dosage | Targeted effect |
|---|---|---|
| Classic sponge cake, Joconde biscuit | 2 g/kg | Moderate rise, fine and tight crumb |
| Entremet cake, Genoa cake | 3 g/kg | Soft texture, stable structure |
| Muffins, financiers, madeleines | 4 g/kg | Pronounced rise, characteristic dome |
| Chemically leavened brioche dough (rare) | 4 g/kg | Express alternative to baker's yeast |
| American quick breads, scones | 5 g/kg | Intense rising, maximum airy texture |
| Batter for frying (tempura, fritters) | 5 g/kg | Crispiness and lightness |
| Gluten-free doughs | 5 g/kg | Compensation for lack of structure |
Quick lab calculation: for a 5 kg dough recipe (50 servings) with a dosage of 3 g/kg, plan for 15 g of Baking Powder Sosa. The 1 kg bucket therefore covers ~333 standard productions for medium-sized laboratories.
Professional laboratory applications
The Baking Powder Sosa STD is used across the entire range of pastry production:
- Fine biscuit making: ladyfingers, layered ladyfinger biscuit, Joconde biscuit, dacquoise
- Whipped batters: classic sponge cake, chocolate sponge cake (production of Black Forest, opera, three chocolates)
- Cakes and entremets: financiers, madeleines, Genoa cake, pound cakes
- Individual pastry: premium muffins, hotel breakfast muffins, mini event cakes
- Bakery pastry: British scones, Irish soda bread, American cookies, cornbread
- Gluten-free pastry: structural compensation for rice, buckwheat, almond, chickpea flours
- Restaurant pastry: melting brownie from dessert menu, chocolate fondants with molten center, sweet soufflés
- Mass catering: mass production of cakes for canteens, hospitals, nursing homes
- Batter: Japanese tempura, functional fritters (crispy texture)
Laboratory incorporation procedure
To preserve the full effectiveness of the chemical double action, follow this lab procedure:
- Step 1 — Dry premix: sift Sosa Baking Powder with 100% of the flour (and other powders if recipe: almond powder, cocoa, powdered sugar). This uniform premix prevents any localized concentration that would create air pockets and a localized alkaline taste
- Step 2 — Final incorporation: add the premix last into the liquid or emulsion phase (whipped eggs, creamed butter-sugar, etc.)
- Step 3 — Minimal mixing: mix just enough to homogenize. Overmixing degrades the gluten network and lets CO₂ escape from the first phase
- Step 4 — Immediate molding: pour the batter into molds within 5 minutes maximum after mixing
- Step 5 — Direct baking: oven preheated to target temperature (usually 170-180°C for cakes, 200°C for quick-bake muffins)
HACCP critical point: never store a batter with Baking Powder in a cold room for more than 4 hours before baking — the first rising phase already occurs cold and gradually loses effectiveness.
Sosa STD vs FunCakes: positioning and choice
| Sosa Baking Powder STD 1 kg | FunCakes Baking Powder 80 g | |
|---|---|---|
| Target | Professionals: labs, schools, restaurants | Advanced amateurs, semi-professionals |
| Composition | Diphosphate + bicarbonate + corn starch | Tartaric acid + bicarbonate |
| Action | Double action (cold + hot) | Immediate action |
| Dosing | 2-5 g / kg of preparation | 8 g / 250 g flour |
| Format | 1 kg professional bucket | 80 g jar with scoop |
| Phosphate | Yes (E450i) | No (phosphate-free) |
| Certified gluten-free | Yes (pure composition) | Yes |
| Price per gram | Economical large format | Convenient small volumes |
Sosa STD has the advantage of double action (controlled rising first cold then hot) and precise technical dosing, essential for mass production. FunCakes remains better suited for home baking or small amateur batches.
Full composition, allergens, and nutrition
Ingredients: Disodium diphosphate (E450i), sodium bicarbonate (E500ii), corn starch.
Allergens: may contain traces of tree nuts, milk, soy, sulfites, egg, mustard, celery, sesame, peanut (cross-contamination in multi-product factory).
Compatible special diets :
- Vegan ✅ (100% mineral and plant-based composition)
- Gluten-free ✅ (corn starch, no wheat)
- Lactose-free ✅
- Halal and Kosher: not officially claimed, check with the manufacturer for contractual commitment
Nutritional table per 100 g :
| Nutrient | Quantity |
|---|---|
| Energy | 330 kJ / 78 kcal |
| Fats | 0 g |
| of which saturated | 0 g |
| Carbohydrates | 19.4 g |
| of which sugars | 0 g |
| Dietary fiber | 0 g |
| Proteins | 0.1 g |
| Salt | 47 g |
Technical note on sodium: the displayed "salt" content (47 g/100 g) corresponds to sodium from bicarbonate, not added salt. At usage dosages (2-5 g/kg), the sodium contribution in the final preparation remains negligible in taste (< 0.3 g salt per kg of dough).
Laboratory storage conditions
The 1 kg Sosa bucket is designed for long-term storage in the laboratory:
- Humidity: relative humidity below 60% is mandatory
- Temperature: between 15°C and 25°C, without sudden changes
- Light: protect from direct light and UV
- Odors: keep away from strong odor sources (coffee, spices, aged cheeses, smoked products)
- Lid: reseal tightly immediately after each sampling
- Dedicated spoon: use a dry and clean spoon for each sampling, never directly with hands
- Opened best before date: 6-12 months depending on strict storage conditions
- Closed best before date: 24 months (check the date printed on the bucket)
HACCP recommendation: mark the opening date on the bucket with a permanent marker. In case of doubt about effectiveness, perform a functional test (see accordion "Quality control tests") before each large production.
Quality control tests in the laboratory
To validate the effectiveness of a bucket opened for several months or in case of doubt, two lab tests:
Test 1 — Reaction to hot water (quick test, 30 seconds) :
- Take 5 g of Baking Powder in a graduated beaker
- Pour 50 ml of water at 70°C
- An immediate, vigorous, and abundant reaction must occur (dense white foam)
- If reaction is weak or absent → degraded product, replace it
Test 2 — Functional test on sponge cake (full validation) :
- Make a standard mini sponge cake (50 g eggs, 30 g sugar, 30 g flour, 0.15 g Baking Powder = 3 g/kg)
- Bake at 180°C for 8 minutes in a 6 cm diameter mold
- Measure the height after baking: the sponge cake must reach 2.5 to 3 cm minimum
- If lower → the rise is no longer optimal, plan a new batch
These tests should be integrated into the HACCP procedures of laboratories producing a large volume of chemically leavened pastries.
Common errors in professional production
The 6 most common technical errors in the lab with Baking Powder:
- Wrong ratio: confusing 2-5 g/kg of preparation with 2-5 g/kg of flour. Always calculate based on the total weight of the batter, not just the flour
- Over-mixing: with a planetary mixer at speed 4-6 for too long, the batter loses its airy structure. Mix at speed 2 the minimum necessary after adding the leavening
- Too long batter storage: leaving the batter more than 4h in the cold room before baking degrades performance. Schedule production just before baking
- Oven not hot enough: the 2nd phase of double action starts at 50-60°C — an oven at 140°C does not properly trigger the hot rise
- Coexistence with baker's yeast: never combine Baking Powder + baker's yeast in the same recipe (the pHs oppose and neutralize each other's actions). Choose one or the other
- Storage in the kitchen near the oven: temperature and humidity variations quickly degrade the product. Store in a dedicated dry reserve
Lab recipes with technical dosages
Some classic professional pastry recipes with specified Sosa dosages:
| Recipe | Total batter | Baking Powder Sosa |
|---|---|---|
| Classic genoise (4 eggs) | ~600 g | 1.2 to 1.8 g (2-3 g/kg) |
| Financiers (12 pieces) | ~500 g | 2 g (4 g/kg) |
| Premium muffins (12 pieces) | ~750 g | 3 to 4 g (4-5 g/kg) |
| Fudgy brownie (30x20 frame) | ~1.2 kg | 2.4 to 3.6 g (2-3 g/kg) |
| Yogurt-almond cake (1 cake 600g) | ~1 kg | 3 to 4 g (3-4 g/kg) |
| Madeleine batter (24 pieces) | ~600 g | 2.4 to 3 g (4-5 g/kg) |
| English sponge cake (1 mold 24 cm) | ~800 g | 2.4 to 3.2 g (3-4 g/kg) |
For larger productions (catering, events, collective catering), multiply proportionally while keeping the same g/kg ratio.
Complementary Sosa products in the lab
The Sosa Ingredients range covers all the technical needs of a pastry lab. Some additional references used in synergy with Baking Powder:
- Dextrose Sosa: for glazes, sorbets, and browning control
- Naturfoam Sosa: natural foaming agent for egg-free airy mousses
- Trimoline Sosa: invert sugar for ganaches and extended preservation
- Atomized Glucose Sosa: improves preservation and limits crystallization
- Iota Sosa: natural gelling agent for panna cotta and vegan desserts
- Pectine NH Sosa: for mirror glazes and reversible gel inserts
See the full Sosa Ingredients catalog (over 800 technical references available on order, delivery in 3-4 business days).
Technical Frequently Asked Questions
Why does the formulation contain diphosphate (E450i)?
Disodium diphosphate is an acid agent with heat-delayed release, allowing double action. This differentiates a professional baking powder (regular, predictable) from a single-phase consumer baking powder. The formulation is EU food-approved and used by all premium pastry laboratories.
Is the salt content of 47 g / 100 g a problem?
No, it is sodium from bicarbonate, not an added salt. At 3 g/kg dough dosage, the sodium contribution is 1.4 g, equivalent to ~0.3 g salt in the final dough — completely neutral in taste.
Compatible with gluten-free pastry?
Yes, the pure composition (without wheat or derivatives) allows use in gluten-free pastry. Corn starch is naturally gluten-free. At 5 g/kg dosage, it partially compensates for the lack of gluten structure.
Difference between Baking Powder STD and other Sosa Baking Powders?
Sosa offers several variants (STD = standard, other specific formulations for certain applications like low-temperature baking or phosphate-free pastry). The STD is the versatile reference for 95% of uses.
Can it be used in frozen pastry (frozen entremets)?
Yes, but for cookies incorporated into frozen entremets, baking is done separately before assembly. Baking powder reacts during baking, not during freezing. No usage issues.
Stored in automatic silos (industrial production), shelf life?
In sealed silos with controlled humidity < 50%, shelf life up to 24 months. If turnover is fast (consumption < 1 month), no degradation observed.
Does this formulation contain aluminum?
No, Sosa Baking Powder STD is aluminum-free. The phosphates used (E450i) contain no aluminate, unlike some low-grade industrial baking powders.
💡 Patissland Pro Recommendation: For high-production laboratories, plan a monthly consumption calculation to anticipate restocking. A standard lab (10 kg of leavened pastries per day, 25 days/month) consumes about 750 g to 1 kg of Sosa Baking Powder per month at an average dosage of 3 g/kg. The 1 kg bucket corresponds to about 1 month of production. Schedule a replenishment before running out by ordering directly via the Sosa Ingredients catalog (delivery in 3-4 business days).
- Order Preparation: 0 to 2 working days
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