TGI Friday's Pico de Gallo

1 small to medium jalapeno pepper, minced
1/4 cup diced tomato
1/4 cup finely diced onion
3 tablespoons lemon juice
1 and 1/2 tablespoons finely chopped cilantro
1/2 teaspoon salt, or to taste

Combine all ingredients. Let sit for at least 30 minutes so flavors will blend.