Garden Linguine with Ricotta

INGREDIENTS

• 2 tablespoons coarse salt, plus more to taste
• 1 pound fresh fava beans, shelled
• 1 pound fresh or frozen peas, shelled
• 1 pound linguine
• 1 cup ricotta cheese
• 1/2 cup grated Parmesan cheese
• 1/4 cup coarsely chopped mint leaves, plus more leaves for garnish
• 1/4 teaspoon freshly ground pepper, plus more to taste
• 2 tablespoons extra-virgin olive oil