Squash Pie

4 cup yellow squash, grated or diced
1 sm onion, grated or diced
1/2 cup Parmesan cheese
1 sm block Velveeta cheese, grated (freeze to grate easy)
1 cup Bisquick
1/4 cup oil
2 eggs, beaten

Combine all ingredients and bake in pie pan til brown and firm, 350*.