Macayo Fajitas

• 6 1/4 lime (wedges)
• 3 garlic (cloves fresh)
• 1 guacamole
• 1 salsa
• 1 spicier (taste)
• 1 onion (whole)
• 1/4 by
• 270 gr beef skirt
• 240 ml sour cream
• 120 ml olive oil