Beef Fajita Marinade I

• 1/3 cup fresh lime juice
• 1/4 cup tequila
• 1 teaspoon crushed dried oregano leaves (preferably Mexican oregano)
• 2 large cloves garlic, crushed
• 1 tablespoon minced fresh cilantro
• 2 teaspoons ground cumin
• 1 teaspoon freshly ground black pepper