1/2 c. butter
6 oz. pkg. chopped frozen onions, defrosted and drained
1 1/2 c. biscuit mix
1 c. milk
1 egg
8 oz. cheddar cheese, grated
Poppy seeds

Melt 1/4 cup butter; saute onions in butter. In large bowl, mix onions with biscuit mix, milk, egg, and half of grated cheese. Pour into butter 7 x 11 inch or 9 x 9 inch dish and sprinkle with rest of cheese. Melt remaining 1/4 cup butter and pour over top. Sprinkle with poppy seeds. Bake at 400 degrees for 20 to 30 minutes. Cut into squares.