Easy Homemade Mustard

Ingredients:
- 2 eggs
- 5 tablespoons white vinegar
- 3 tablespoons evaporated milk, or more as needed
- 8 teaspoons ground yellow mustard
- 2 teaspoons all-purpose flour
- 2 teaspoons white sugar
- 1 teaspoon salt
- 1 teaspoon margarine

Directions:
- Beat eggs, vinegar, evaporated milk, ground yellow mustard, flour, sugar, salt, and margarine together in a small pot until smooth; cook over low heat until simmering and slightly thickened, about 5 minutes. Cool to room temperature before storing in refrigerator.