Ceviche with Avocado and Grapefruit Salad

Ingredients

• 7 large limes, juiced (about 1½ cups)
• 1 lb. skinless halibut filets
• 1 red or pink grapefruit, peel and pith removed
• ½ small red onion, thinly sliced
• 1 jalapeño, seeded and thinly sliced
• 2 medium-ripe avocados, pitted, peeled, and sliced
• 2 hearts of romaine lettuce, roughly chopped
• 1 tbsp. extra virgin olive oil
• ¼ tsp. salt
• ¼ cup fresh cilantro leaves