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How to deglaze a pan
Cook meat or vegetables in a hot pan.
Preheat a wide pan, add fat, and continue heating until the oil shimmers, or the butter browns lightly. Add ingredients and cook with minimal stirring.
Properly seared meat or sauteed vegetables will leave a brown, sticky residue at the bottom of the pan. This is the " fond, " and it contains the flavors that will join your deglazing liquid.