Cajun Injected Beef Tenderloin

Ingredients

• 1-3 lb uncut beef tenderloin
• 2 sticks melted creamery butter
• 2 tsp. garlic salt
• 2 tsp. white pepper
• 2 tsp. black pepper
• 1 tsp. onion powder
• 1/4 cup olive oil
• 1 tsp. Zatarain’s Creole Seasoning