Waffle Sandwich with Cheese, Spinach and Spicy Mustard
- Category: Cheese Sandwiches
- Author: Desiree Howell
- Rating: 5.0
- Prep time: 15 min
- Cook time: 5 min
Ingredients
- 1 roma (plum) tomato, thinly sliced
- salt and ground black pepper to taste
- 2 teaspoons butter, softened
- 4 thickly-sliced pieces multigrain bread
- 1 teaspoon spicy brown mustard
- 1 cup fresh spinach, or to taste
- 4 slices part-skim mozzarella cheese
- 2 teaspoons chopped sweet onion