- 1 tablespoon butter
- 2 slices bread
- 1/2 cup graviera or gruyere, grated
- 1-3 tablespoons spinach (aka spanakopita) pesto
- Heat a non-stick pan over medium heat.
- Butter the outside of each slice of bread, sprinkle half of the cheeses on the inside of one slice of bread, top with the spinach pesto, the remaining cheese and finally the other slice of bread.
- Add the sandwich and grill until golden brown and the cheese has melted, about 2-4 minutes per side.