Taco Tuesday Salad

Name: Taco Tuesday Salad
Ingredients: 3 tablespoons vegetable oil; 4 corn tortillas, cut into thin strips; 2 1/2 teaspoons low-sodium taco or fajita seasoning; 1/2 red onion, chopped; 1 pound lean ground beef; 1 clove garlic, finely chopped; 1 pint cherry tomatoes, halved; 1/2 cup pickled jalapenos with carrots and onions, drained and chopped, plus 1 tablespoon of the brine; 1/4 cup chopped fresh cilantro; 3 tablespoons reduced-fat sour cream; 1 large head romaine lettuce, shredded; 3/4 cup shredded reduced-fat pepper jack cheese (about 3 ounces)