Chicken Fajita Marinade

• 1/4 cup beer (not lite beer)
• 1/3 cup fresh lime juice
• 1 tablespoon olive or canola oil
• 2 large garlic cloves, crushed
• 1 tablespoon brown sugar
• 1 tablespoon Worcestershire sauce
• 1 tablespoon minced fresh cilantro
• 1/2 teaspoon ground cumin
• salt to taste