Freezer Mix One-Dish Spaghetti recipe

1 package Beef-Tomato Freezer Mix
1 teaspoon Oregano leaves
3 cups Water
1 teaspoon Sugar
1 can Mushroom stems/pieces(4oz)
1 teaspoon Chili powder
1 package Thin spaghetti
1 cup Shredded Cheddar cheese

Dip container of frozen mix into hot water just to loosen. In Dutch oven, heat frozen mix and remaining ingredients except cheese to boiling. Reduce heat; cover and simmer, stirring frequently, until mix is thawed and spaghetti is tender, about 30 minutes. (A small amount of water can be added if necessary.) Sprinkle with cheese; cover and heat until cheese is melted.