Digestion and Absorption of Protein (continued) Free amino acids absorbed by cotransport with Na + . Dipeptides and tripeptides transported by secondary active transport using a H + gradient to transport them into the cytoplasm. Hydrolyzed into free amino acids and then secreted into the blood. Insert fig.
Substitute an equal amount of sour cream for milk in a recipe. Examine the texture of the sour cream. Adjust the level of shortening or butter in the recipe. Reduce the shortening by 1/2 cup for thick or heavy sour cream or 1/3 cup for thin or light sour cream.
When preparing a recipe that does not require boiling or high temperatures, full-fat sour cream is a substitute for creme fraiche. Half a cup of heavy cream and half a cup of sour cream can also serve as a creme fraiche substitute. However, it is ideal to add the sour cream as a garnish to the meal.