Sweet Potato Crostini with Avocado Salsa

Ingredients (for 12 servings)

• 2 whole — sweet potatoes
• 1 whole — avocado
• 0.5 cup — corn kernels
• 0.5 cup — black beans
• 1 whole — tomato
• 0.5 cup — scallions
• 2 tbsp — cilantro
• 2 tbsp — lemon juice
• 1 whole — jalapeño chile
• 1 clove — garlic
• 0 whole — Sea salt
• 0 whole — Chipotle chile powder or smoked paprika