Nancy'S Tuna Marinade
["3 lb. fresh tuna", "1/3 c. Dijon mustard", "1/3 c. lemon juice", "2 cloves fresh garlic", "3 Tbsp. fresh rosemary or 3 tsp. dried", "1 1/3 c. olive oil", "2 tsp. salt", "1 tsp. grated black pepper"]
["Combine all ingredients in a food processor with metal blade or blender.", "Blend for 30 seconds, until smooth.", "Marinate for at least 1 hour at room temperature.", "Spread over fresh tuna and bake."]
["tuna", "mustard", "lemon juice", "garlic", "fresh rosemary", "olive oil", "salt", "grated black pepper"]