use powered milk aka non fat dry milk
It is a brand of canned or evaporated milk. My Mother used to name it in her recipe: Add 1 cup Sego--but we all knew it was the canned milk.
If a recipe calls for 4 cups of milk and you have a liter of milk it would be enough because a cup of milk is equal to 250 ml.
one gallon
no
flan
Replace the powdered milk AND the water in the recipe with whole or 2% milk.
egg milk and flour
75
Yes, the flavor may be slightly less rich, but the recipe itself should turn out fine.
Depending on your recipe: You can replace eggs in the recipe with this formula (per egg): 1/4 cup applesauce or 1/2 banana 1 tsp. baking powder If your recipe calls for milk you can always use water, juice or rice milk. If your recipe calls for butter you can use margarine or shortening.
1 Liter = 1000 milliliters Therefore, 12 Liters of milk = 12,000 milliliters of milk
2 1/2 cups