1/2 c. finely chopped onion
1 tbsp. butter
1 1/2 c. biscuit mix
1/2 c. milk
1 egg, slightly beaten
1 tsp. poppy seed
1 c. grated American or cheddar cheese

Preheat oven to 425 degrees. Saute onion in butter. Mix together biscuit mix, onions, milk, egg and 1/2 cup cheese. Pour mixture into greased 8" baking pan. Top with remaining cheese and poppy seed. Bake 25 to 30 minutes.