2 lbs. summer squash
1 pkg. Pepperidge Farm dressing mix
1 c. sour cream
1 can cream of mushroom soup
1/2 stick butter

Melt 1/2 stick butter, add dressing mix. Put half of dressing mix in oblong dish. Cook squash 5 minutes. Mix with sour cream and soup. Put on top of dressing. Put rest of dressing on squash mixture. Bake at 350 degrees for 35 minutes.