Preheat oven to 400 degrees F. Cook pasta according to package direction. Drain; set aside.
Meanwhile, heat oil in a 12 inch cast iron skillet over high heat. Add meat; add cauliflower, bell peppers, onions, carrots, and garlic. Cook stirring often, until the vegetables are softened, 5 to 7 minutes. Add tomato sauce, brown sugar, Worcestershir, mustard, salt & pepper. Bring to a boi over medium- high heat. Reduce heat to medium; simmer, stirring occasionally, for 2 minutes.
Stir the cooked pasta into the mixture; sprinkle evenly with cheese. Bake until the cheese is melted, 5 to 7 minutes.
Preheat oven to 400 degrees F. Cook pasta according to package direction. Drain; set aside.
Meanwhile, heat oil in a 12 inch cast iron skillet over high heat. Add meat; add cauliflower, bell peppers, onions, carrots, and garlic. Cook stirring often, until the vegetables are softened, 5 to 7 minutes. Add tomato sauce, brown sugar, Worcestershir, mustard, salt & pepper. Bring to a boi over medium- high heat. Reduce heat to medium; simmer, stirring occasionally, for 2 minutes.
Stir the cooked pasta into the mixture; sprinkle evenly with cheese. Bake until the cheese is melted, 5 to 7 minutes.