Slow Cooker Fajita Pulled Pork Sandwiches - Old El Paso

Ingredients

• 1 tbsp (15 mL) vegetable oil
• 1 lb (500 g) boneless pork shoulder roast, trimmed
• 1/2 cup (125 mL) halved and thinly sliced onion
• 1 pkg (8 large) Old El Pasoᵀᴹ Smart Fiestaᵀᴹ made with Whole Grain Tortillas
• 1/4 cup (50 mL) chopped cilantro
• 3/4 cup (175 mL) Old El Pasoᵀᴹ Thick N' Chunky Mild Salsa
• 1 tsp (5 mL) chili powder
• 3/4 tsp (3 mL) ground cumin
• 3 tbsp (45 mL) mayonnaise or salad dressing
• 1 tbsp (15 mL) white vinegar
• 1 medium avocado, cubed