Wagyu Beef Agnolotti with Brown Butter and Sage Sauce

Ingredients

• 1 PACKAGE Double 8 Cattle Company Fullblood Wagyu Pulled (Cooked) Beef
• 2 TBSP Grapeseed Oil
• 1 Large Yellow Onion (small diced)
• 1/4 CUP Dry Sherry
• 1 TSP Kosher Salt
• 1/2 TSP Freshly Ground Black Pepper
• 1/2 CUP Unsalted Butter (divided)
• 1 CUP Roasted Hazelnuts (roughly chopped, divided)
• 4 SPRIG Fresh Sage (leaves only, divided)
• 2 TSP Kosher Salt (divided)
• 4 CUP All Purpose Flour
• 2 Large Eggs
• 2 TSP Kosher Salt
• 2 TBSP Olive Oil
• 1/4 CUP Water
• 1 CUP Parmesan Cheese (grated, divided)