Feb 23, This Mexican white cheese dip recipe is similar to white cheese sauces served in many delicious Mexican restaurants. It is so delicious and so. For a richer white sauce, substitute light cream for milk, omitting salt. CHEDDAR SAUCE add 1 cup shredded sharp Cheddar cheese (makes 1 1/2 cups). Serve "as is," make it into a cheese sauce or spice it up with mustard, dill or curry Thin White Sauce - Decrease butter to 1 tablespoon and flour to 1 tablespoon.