Warm Up White Chili

Name: Warm Up White Chili
Ingredients: 2 tablespoons olive oil; 1 onion, chopped; 3 garlic cloves, minced; 15 ounces can of diced tomatoes w/ green chilies; 6 tomatillos, chopped; 1 jalapeño, halfway deseeded; 2 cups chicken stock; 7 ounces can of green chilies, chopped; 3 chicken breasts, cooked and shredded; 1/4 teaspoon oregano; 1/4 teaspoon cumin; 2 15 ounce cans of Great Northern beans, undrained; juice from 1 lime; salt and pepper to taste; crushed tortilla chips and shredded cheddar cheese to garnish