Squash Casserole - cooking recipe

Ingredients

6 medium yellow squash
1/2 onion
1/2 c. grated cheese
1 egg
1/4 tsp. salt
1/4 c. plain yogurt

Preparation

Cut up squash.
Chop onion.
Cook until tender.
Mash mixture. Add remaining ingredients.
Top with additional grated cheese and bread crumbs.
Bake at 350\u00b0 for 30 minutes.