beat everything but
eggs & yogurt to make a
crumbly batter

2.5 sticks soft butter, 3 c flour, 1 3/4 c sugar, 2 t powder, 1 t salt, 1/2 t soda, 2 eggs, 1 c plain yogurt, 4 cut up peaches
beat all but peaches, eggs+yogurt last; pour into parchment-lined 9×13 pan, top with peaches+more sugar, 350 F, 1 hour