Skillet Lasagna

Bahan-bahan (4 porsi)

• 2 tablespoons olive oil
• 1 pound ground Italian sausage
• 1 small yellow onion, finely diced
• 4 large cloves garlic, minced
• 1/2 teaspoon red pepper flakes (optional, for heat)
• 1 teaspoon dried oregano
• 1 (24-ounce) jar good-quality marinara sauce
• 1 (15-ounce) can fire-roasted diced tomatoes
• 1 cup water or chicken broth
• 1/2 cup chopped fresh basil (plus extra for garnish)
• 8 lasagna noodles, broken into large pieces
• 1 1/2 cups ricotta cheese
• 1 cup shredded whole milk mozzarella
• 1/2 cup grated Parmesan
• fine sea salt and freshly-ground black pepper