2 c. flour (all-purpose)
1/2 c. sugar
1 tbsp. baking powder
1/2 tsp. salt
1/2 c. sour cream
1 egg, slightly beaten
1/2 c. milk
6 tbsp. butter, melted
1 tsp. grated lemon rind
2 tsp. lemon juice
1 1/2 c. fresh or frozen thawed blueberries

Bake in muffin tins 25 minutes in a 400 degree oven. Makes 12 muffins.