*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
**Nutrient information is not available for all ingredients. Amount is based on available nutrient data.
(-)Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.
Sprinkle sugar directly into opened can of tomatoes. Mix flour, salt, and black pepper together in a small bowl.
Heat margarine in a large skillet over medium-low heat. Sprinkle flour mixture into melted margarine, stirring constantly. Increase heat to medium-high; continue stirring flour mixture until dissolved and bubbling, 5 to 10 minutes. Add tomatoes; cook and stir until flour mixture is fully incorporated, about 5 minutes.
Stir milk, 2 to 3 tablespoons at a time, into tomato mixture; increase heat to high. Cook and stir sauce until warm and thickened, 2 to 3 minutes.