squash egg cheese casserole

We made a casserole.

Ingredients:

2 Tbsp. Oil
3 Summer squash
1 small onion diced
4 eggs
2 Tbsp. milk
3 cups Cheddar Cheese
2 Tbsp. white sugar
2 Tbsp. All purpose flour
1/4 Tsp. salt & pepper
6 Tbsp. Butter melted