Stock Reduction Calculator

Calculate reduction times and final volumes for stocks and sauces

Starting Volume

Reduction Type

Heat Level

Demi-Glace

4x concentrated

Starting Volume

960ml

4 cups

Final Volume

240ml

1 cups / 16 tbsp

To Evaporate

720ml

3 cups

Estimated Time

3h 0m

Medium heat

Rich, syrupy consistency

Best uses:

Fine saucesSauce baseGlazing

Reduction Tips

Use a wide pan to increase surface area and speed evaporation
Skim foam regularly for clearer results
Lower heat produces clearer, more refined reductions
Test consistency by cooling a spoonful on a cold plate
Store glace in ice cube trays for easy portioning