Ensalada De Nopales Y Camarones Cactus and Shrimp Salad

Name: Ensalada De Nopales Y Camarones - Cactus and Shrimp Salad
Ingredients: 3 tomatoes; 1⁄2 medium red onion, diced; 1 jalapeno, diced; 1⁄4 cup cilantro, chopped; 1 garlic clove, minced; 1⁄2 cup extra virgin olive oil, divided; 4 nopales (cactus paddles- about 1 to 1 1/2 cups when made into strips); salt & freshly ground black pepper, to taste; 1⁄2 lb medium shrimp, peeled and deveined; 1⁄4 cup cider vinegar; splash tequila, I use Herradura reposado (optional); lettuce leaves or corn tortilla, for serving