Shrimp and Grits

INGREDIENTS

• 1/2 teaspoon salt
• 1 cup uncooked quick-cooking grits
• 1/2 cup freshly grated Parmesan cheese
• 1/2 teaspoon freshly ground pepper
• 1 pound unpeeled, medium-size raw shrimp (4 1/50 count)
• 1/4 teaspoon freshly ground pepper
• 1/8 teaspoon salt
• Vegetable cooking spray
• 1 tablespoon olive oil
• 1 tablespoon all-purpose flour
• 1 1/4 cups low-sodium fat-free chicken broth
• 1/2 cup chopped green onions
• 2 garlic cloves, minced
• 1 tablespoon fresh lemon juice
• 1/4 teaspoon salt
• 1/4 teaspoon hot sauce
• 2 cups firmly packed fresh baby spinach