Wagyu Short Ribs Sandwich, Rhubarb BBQ Sauce & Creamy Coleslaw

Ingredients

• 2 Packages Double 8 Cattle Company Fullblood Wagyu Short Ribs (cut into 2 inch pieces)
• 1 Sweet Yellow Onion (large diced)
• 6 Garlic Cloves (smashed)
• 1 QT Beef Stock
• 18 OZ Porter Kosher Salt (to taste)
• Freshly Ground Black Pepper (to taste)
• Grapeseed Oil
• Sandwich Buns
• 2 TBSP Butter
• 1 Sweet Yellow Onion (medium diced)
• 3 Garlic Cloves (minced)
• 4 CUP Rhubarb (sliced into 1/2 inch pieces)
• 3/4 CUP Water
• 1/3 CUP White Sugar
• 2/3 CUP Brown Sugar
• 3 TBSP Molasses
• 3/4 CUP Ketchup
• 1/4 CUP Apple Cider Vinegar
• 1 TBSP Ancho Chile Powder
• 2 TBSP Dijon Mustard
• 1/2 TSP Salt
• 2 TBSP Hot Sauce
• 2 CUP Green Cabbage (sliced into thin shreds)
• 2 CUP Purple Cabbage (sliced into thin shreds)
• 1 CUP Carrots (shredded on the large holes of a box grater)
• 1 CUP Mayonnaise
• 2 TBSP Apple Cider Vinegar
• 2 TBSP Course Ground Mustard
• 2 TBSP Honey