4 tbsp. sweet butter
1 yellow onion
4 yellow squash
Salt
Pepper

Saute thin sliced onion in butter until transparent. Add thin sliced squash, tossing to coat. Cover and simmer 10 minutes. Serve with salt and pepper.

For a different flavor, add cream after squash has begun to soften and fresh tarragon 5 minutes later. Simmer until tender.