Mexican Green Bean Salad

Name: Mexican Green Bean Salad
Ingredients: 1 pound fresh green beans, strings removed, ends snapped off, cut in half into about 1 1/2 inch length pieces; 1/4 cup onion, finely chopped; 2 tablespoons lime juice or white vinegar; 1 tablespoon extra virgin olive oil; 1/2 teaspoon sea salt; 1/2 teaspoon dried oregano (Mexican oregano if you can get it); 3/4 cup packed, chopped cilantro; 1/3 cup canned, pickled jalapeño chili peppers, sliced; 1/3 cup chopped red onion; 1/2 cup crumbled cotija cheese (salty Mexican cheese that resembles feta); 1/2 avocado, sliced or cut into inch long pieces; 1 medium tomato, cut into 8 wedges, or a cup of halved cherry tomatoes