Yellow Squash Casserole | ELIJA Farm

Ingredients

• 1 tablespoon vegetable oil
• several yellow summer squash, thinly sliced
• 1 large sweet onion, thinly sliced
• 1 tablespoon butter
• 1/2 cup grated Parmesan
• 1 cup shredded sharp Cheddar
• 1/2 cup sour cream
• salt and freshly ground black pepper
• 1 sleeve Ritz crackers, crushed medium to fine (or seasoned bread crumbs)