soy beef Ranchero

1 1/2 pound ground soy beef
1 can (28 ounce size) baked beans
1 can (11 ounce size) whole kernel corn, drained
1/4 cup barbecue sauce
2 tablespoons ketchup
1 tablespoon prepared mustard
3/4 cup shredded cheddar cheese
Sliced green onions and sour cream, optional
7 cups tortilla chips

In a large skillet, cook soy beef over medium heat. Stir in the baked beans, corn, barbecue sauce, ketchup and mustard; heat through. Sprinkle with cheese; cook until melted. Top with onions and sour cream if desired. Serve with tortilla chips.