Zucchini Rollatini

Bahan-bahan (3 porsi)

• 2 large (14 oz each zucchini, cut lengthwise into 12 (1/4-inch thick) slices)
• 1/2 teaspoon kosher salt
• fresh black pepper (to taste)
• 1 cup quick marinara sauce
• 1 large egg
• 2/3 cup part skim ricotta cheese (I like Polly-O)
• 1/2 cup grated Pecorino Romano cheese (plus more for serving)
• 1/4 cup chopped basil
• 1 g arlic clove (minced)
• 3/4 cup 3 oz shredded mozzarella (I like Polly-O)