Julies Clam Crab Chowder White

Name: Julie's Clam Crab Chowder (White)
Ingredients: 1⁄2 lb bacon; 1 sweet onion (diced); 2 cups water; 6 ounces clam juice; 8 medium potatoes (peeled, diced); 1 cup heavy cream; 1 cup half-and-half; 1 cup milk; 24 ounces canned clams, minced, reserve juice; 8 ounces canned crabmeat; 1⁄2 cup butter; 1⁄4 teaspoon salt (to taste); 1⁄4 teaspoon black pepper (to taste)