Grilled Mozzarella Sandwich

Ingredients:

For the Sandwich:
2 slices whole wheat bread
2 slices of low fat mozzarella cheese 
3 slices of  tomato 
1 mushroom , cut into slices
Salt & pepper to taste

For the Pesto:
1/4 cup fresh basil leaves
1 small cloves garlic peeled
1/2  tablespoon pine seeds
1 tablespoon grated parmesan
Salt and pepper to taste
1 tablespoon of  olive oil

Preparation:
To make the pesto, place the basil, garlic, pine and parmesan cheese in the food processor; season with salt and pepper, to taste, and blend. While the food processor is on, pour the olive oil slowly into the mixture in order to allow the olive oil to emulsify.
After that, spread the pesto equally on the two slices of bread.  
Then place the mozzarella cheese, tomatoes and the mushrooms on the bread.
Heat it.
 Wrap it with sandwich paper and put it in the meal box. Store in the refrigerator.
Before eating; Heat it till the cheese melts.
NUTRITION FACTS:

Total Calories: 480
Total Fat: 28.4g
Saturated Fat: 7g
Sodium: 590g