Potluck Baked Beans

1 (16 ounce) can pork and beans
1 (15 1/2 ounce) can kidney beans, drained
1 (17 ounce) can lima beans, drained
1/2 pound hot dogs, cut diagonally into 1 1/2-inch pieces
1/2 cup brown sugar
1/4 cup catsup
2 tablespoons onion
1/2 teaspoon salt
1/2 teaspoon garlic salt, optional

Combine all ingredients and put into a 2-quart greased casserole. Cover and bake at 375 degrees F for 35 minutes.

Serves 6.