8 uncooked medium shrimp (about 1/4 pound), peeled and deveined
2 teaspoons minced fresh parsley
2 beef tenderloin steaks (6 ounces each and 1-1/2 to 2 inches thick)
In a small skillet, saute the onion and garlic in 1-1/2 teaspoons oil and 1-1/2 teaspoons butter until tender. Add broth; cook and stir for 1 minute. Add the shrimp; cook and stir until shrimp turn pink, about 3-5 minutes. Stir in parsley. Cut a pocket in each steak; place three shrimp in each pocket. Cover remaining shrimp and broth mixture; keep warm.
In a large skillet, heat remaining oil and butter over medium-high heat. Add steaks; cook until meat reaches desired doneness (about 10-13 minutes for medium), turning once. Top with reserved shrimp and broth mixture.