White Lasagna Recipe | Say Mmm

Ingredients

• 2 large onions, thinly sliced
• 4 sprigs of thyme
• 6 medium zucchini, sliced evenly into 1 / 3” rounds
• 3 plum tomatoes, sliced very thinly (less then 5 mm)
• Lasagna noodles for 3 layers (no-bake or parboiled, up to you)
• 1/4 cup basil pesto (fresh or purchased)
• 1 pound ricotta cheese
• 1/2 cup grated Parmesan cheese
• zest of 1 lemon
• 1/8 c + 1 T chopped parsley
• 8 oz shredded mozzarella
• 1 cup fresh breadcrumbs
• 1 T Dijon mustard
• 8 T olive oil
• 3 T butter