Butter the outsides of both bread slices generously.
Spread a layer of basil pesto evenly on the inside of both bread slices.
On one slice, layer fresh mozzarella slices, tomato slices, a light sprinkle of salt and pepper on the tomatoes, and a drizzle of balsamic glaze.
Close the sandwich with the other slice of bread (pesto side down).
Panini Press Method:
Preheat your panini press.
Place the sandwich in the press.
Grill for 5-7 minutes until golden brown and the cheese starts to melt.
Stovetop Method:
Heat a grill pan or skillet over medium heat.
Cook for 3 minutes on the first side.
Flip and cook for 2-3 minutes on the second side.
Place a heavy pan on top to press the sandwich.
Notes
1. Nutritional information is only an estimate. The accuracy of the nutritional information for any recipe on this site is not guaranteed. The nutritional value will vary depending on the type of ingredients used. It does not include the nutrition for any substitutions or additions.2. Be sure to check out the Key Ingredients along with the Recipe Tips and Notes sections found in the post, for more tips, options, substitutions, and variations for this recipe! You will also find step-by-step photos.