In a large skillet over medium heat, lightly brown bacon. Add onion, bell pepper and asparagus and cook until asparagus is just barely cooked, but still crisp. Add garlic, olive oil, lemon juice, vinegar, mustard and sugar. Stir to blend and heat for 2 minutes. Add basil and squid. Cook for 30 seconds to 1 minute. Season with salt and pepper and top with cheese.