Grilled Shrimp Tacos al Pastor

Ingredients

• Shrimp al Pastor:
• 1 lb (500 g) peeled, deveined, tail removed shrimp (21 to 25 count)
• 1/4 cup (60 mL) pineapple juice
• 3 tbsp (45 mL) lime juice
• 2 tbsp (30 mL) olive oil
• 1 single adobo pepper, diced, from a can of chipotle peppers in adobo sauce
• 1 tbsp (15 mL) adobo sauce from canned chipotle
• 2 cloves garlic, minced
• 1 tsp (5 mL) ground cumin
• 1/2 tsp (2 mL) each salt and pepper
• 4 fresh pineapple rings (each 1/2-inch/2 cm thick)
• Avocado Crema:
• 1 avocado
• 1/2 cup (125 mL) sour cream
• 1/2 tsp (2 mL) lime zest
• 2 tbsp (30 mL) lime juice
• 1/2 tsp (2 mL) ground cumin
• 1/2 tsp (2 mL) salt
• Tacos:
• 1 small red onion, thinly sliced
• 1/2 cup (125 mL) cider vinegar
• 1 tsp (5 mL) each salt and granulated sugar
• 8 corn tortillas, warmed
• 1 cup (250 mL) finely crumbled Canadian feta cheese
• 1/2 cup (125 mL) picked fresh cilantro leaves