Ahi avocado grapefruit thai style poke

Name: Ahi, avocado & grapefruit thai-style poke
Ingredients: 1/3 cup shallot, finely chopped; 1 tablespoon Thai red curry paste; 1/2 cup coconut milk (not lite); 5 tablespoons Thai fish sauce; 1 tablespoon brown sugar or palm sugar; 5 tablespoons lime juice; 5 green onions, sliced; 1 Red Thai bird's eye chile, seeded and thinly sliced; 1/2 teaspoon kosher salt; 1 pound ahi tuna, cut into 1 pieces; 2 grapefruits, peeled and pith removed and chopped into 1 pieces; 1 avocado, peeled and cubed; 2 limes, cut Thai style; 2 tablespoons roasted peanuts, chopped; 1 handful cilantro, chopped