Roasted Beef Tenderloin with Caramelized Onions

Ingredients

• 6 oz mayonnaise
• 6 oz sour cream
• 3 oz Reese Prepared Horseradish
• 1/2 lemon, zested and juiced
• Salt and freshly cracked black pepper, to taste
• 3 lb whole beef tenderloin, trimmed
• 2 tbsp olive oil
• 1 tbsp kosher salt
• 1 tbsp granulated garlic
• 2 tsp black pepper, freshly cracked
• Fresh thyme leaves, for garnish
• 1 jar Reese Caramelized Onions