Slow Cooker Pork Goulash

Name: Slow Cooker Pork Goulash
Ingredients: 2 bacon slices (diced); 1 cup chopped onion; 1 1/2 to 2 pounds lean pork (cut into 1-inch cubes); 2 tablespoons sweet Hungarian paprika; 1/2 teaspoon caraway seeds; 1/2 cup dry white wine; 4 medium red potatoes (cut into 1-inch cubes); 1 large green bell pepper (cut into 1-inch pieces); 1/2 cup chicken broth; 1 1/2 cups sauerkraut (rinsed and squeezed dry); 1 large tomato (diced); 8 ounces light sour cream; Salt and pepper to taste