Black Powder Charred Carne Asada Tacos with Roasted Poblanos Avocado Crema

For the carne asada:

• 2 Mauro Provisions Outer Skirt Steak
• 1 tablespoons olive oil
• 4 tablespoons Mauro Provisions Black Powder Rub
• Vegetable oil, for greasing
• 4 to 5 red jalapeños
• 12 warm corn tortillas, for serving
• 2 to 3 limes, sliced into wedges, for serving
• 1 small bunch cilantro, roughly chopped, for serving

For the avocado crema:

• ½ cup Mexican crema or sour cream
• 2 ripe avocados, chopped
• ½ cup fresh cilantro, some reserved for garnish
• 2 to 3 limes, zested and juiced, divided
• Salt and freshly ground black pepper

For the roasted poblano strips (rajas):

• 4 medium poblano chiles
• 2 tablespoons vegetable oil
• 1 large yellow onion, cut into ¼-inch-thick slices
• 2 cloves garlic, minced
• ½ teaspoon dried Mexican oregano
• Kosher salt and freshly ground black pepper