The Ultimate Crab Dip

Name: The Ultimate Crab Dip
Ingredients: 1 cup cubed white bread, crusts removed (1 1/2 oz.); 2⁄3 cup whole milk; 1 1⁄2 tsp. extra-virgin olive oil; 1 tsp. fresh oregano, minced; 1⁄3 cup minced yellow onion (1 3/4 oz.); 11 oz. king crab meat, cooked and roughly shredded (1 lb. 6 oz. in shells); 2 Tbsp. heavy cream; Kosher salt and freshly ground black pepper to taste; 1⁄3 cup grated Grana Padano or Gruyère cheese (1/2 oz.); 8 slices toasted country bread