Fajita marinade for steak

From Beer Marinated Steak

Ingredients

• 1/2 c. olive oil
• 1/3 c. lime juice
• 1 tsp. sugar
• 1/2 tsp. salt
• 1/4 tsp. cumin
• 3 cloves garlic, minced
• 2 lbs.(1kg) skirt steak(or chicken breast (deboned) or pork tenderloin)
• 1/4 c. vinegar
• 1/2 c. chopped onion
• 1 tsp. oregano
• 1/2 tsp. pepper
• 1/2 tbsp. paprika
• 1 can beer
• 1 lg. onion, sliced

Preparation

1. Mix all spices together. 
2. Add beer to complete the marinade. 
3. Add meat. 
4. Marinate for 1 hour to overnight.
5. Grill.
6. Eat.
7. Digest.
8. Goto 6.

source: http://www.cooks.com/rec/view/0,1939,154183-247192,00.html