Whole Wheat Spinach Stromboli – Simmer + Sauce

Ingredients

• One (16-ounce) fresh whole wheat pizza dough (good quality store-bought is fine), room temperature
• 16-ounces fresh baby spinach
• 1/4 cup fresh basil leaves, chopped
• 1 garlic clove, minced
• 1/4 teaspoon salt
• 1/4 teaspoon red pepper flakes
• 2 tablespoons Extra Virgin olive oil
• 1 cup tomato sauce (I use my simple tomato sauce recipe but a good pre-made sauce works as well)
• 8 ounces mozzarella cheese, grated
• 1 egg, for egg wash