Crunch Into Crab Tostadas With Mango-Avocado Salsa

Ingredients

• 1 slightly unripe mango
• 1 avocado
• 1 plum tomato
• 1/2 habanero chili
• 1 small shallot
• 1/3 cup mango
• Juice and zest of 1 large lime (or 2 small limes)
• 20 cilantro leaves
• salt to taste
• White pepper to taste
• 1/4 cup Grapeseed oil
• 1 cup mango purée
• 1 small white onion
• 1 carrot
• 1 poblano pepper
• 1 Serrano pepper
• 1/3 cup apple cider vinegar
• 1/2 teaspoon cumin
• 1 pound fresh jumbo lump crab (we use Jonah crab in season)
• Zest of 1 small lime
• 1 branch celery
• 1 tablespoon mayonnaise
• 4 blue corn tostada shells