Kiss My (Shrimp and) Grits

Name: Kiss My (Shrimp and) Grits
Cuisine: American, Southern
Ingredients: 2 cups reduced sodium chicken broth; 1.25 cups fat free milk; 1 teaspoon kosher salt; 1 cup quick cooking grits (not instant); 24 (about pound) peeled and deveined jumbo shrimp; 1 teaspoon Old Bay seasoning; 1.5 teaspoons olive oil; 2 ounces lean smoked ham steak, finely chopped; 1/4 cup minced shallots; 1/2 cup canned fire-roasted diced tomatoes with green chiles, drained; 2/3 cup reduced sodium chicken broth; 1 bay leaf; Freshly ground black pepper; 1 tablespoon chopped fresh parsley; lemon wedge; 3 tablespoons sliced scallions for garnish; 1/2 tablespoon unsalted butter; 1 ounce Havarti cheese, shredded (1/3 cup); 1 tablespoon grated Pecorino Romano cheese