Blackened Salmon Tacos with Slaw, Avocado, and Grapefruit

Ingredients

• 2 cups thinly sliced red cabbage
• 1/4 cup Mexican crema, plus extra for serving
• 1/4 cup chopped fresh cilantro
• 1 tablespoon lime juice
• 1/2 teaspoon table salt
• 1/4 teaspoon pepper
• 4 (6-ounce) center-cut skin-on salmon fillets, 1½ thick
• 1 1/2 tablespoons blackening seasoning
• 12 (6-inch) flour tortillas, warmed
• 1 avocado, halved, pitted, and sliced thin
• 1 grapefruit, segmented