Preheat oven to 325°F (160°C) or 350°F (175°C).

Grease a small casserole dish.

Fry bacon until crisp.

Crumble the fried bacon into the mashed squash.

Chop the onion.

Fry chopped onion in 1 tablespoon of bacon drippings until transparent.

Add the fried onion to the squash and bacon mixture.

Grate the Cheddar cheese.

Add the grated cheese, salt, and Tabasco or pepper to the squash mixture.

Mix all ingredients well.

Transfer the mixture to the prepared baking dish.

Top with buttered bread crumbs.

Bake in the preheated oven until heated through and crumbs begin to brown, approximately 25 to 30 minutes.