Submitted by NancyCarol
1 onion, grated to pulp and juice
1 cup sharp Cheddar cheese, grated
1 teaspoon dry mustard
1 teaspoon Worcestershire sauce
1 teaspoon salt
2 cups green beans
1 cup water chestnuts
Mix the first 6 ingredients. Layer green beans and water chestnuts. Cover with sauce. Bake in 350 degree oven until brown and bubbly.
Makes 8 to 10 servings.