Ingredients

• 2 medium tomatoes, chopped (1 cup)
• 1/4 cup chopped white onion
• 1/4 cup finely chopped cilantro
• 1 to 2 teaspoons chopped fresh serrano chile, including seeds
• 2 tablespoons ketchup
• 2 to 3 tablespoons fresh lime juice, divided
• 1 pound peeled cooked shrimp, cut into 1/2-inch pieces
• 2 (6- to 8-ounces) firm-ripe avocados
• 2 cups shredded green cabbage
• 1/2 cup coarsely crumbled tortilla chips
• Equipment: 4 (16-ounces) wide jars or containers with lids
• Accompaniment: tortilla chips

Instructions

1. Stir together tomatoes, onion, cilantro, chile, ketchup, 1 tablespoon lime juice, and 1/2 teaspoon salt. Stir in shrimp and season with salt and pepper.
2. Mash avocados with remaining 1 to 2 tablespoons lime juice and 1/2 teaspoon salt.
3. Divide shrimp mixture among jars and layer avocado, cabbage, and crumbled chips on top.