Carne Guisada

• 2426 yields
• 2 tbls tomato paste
• 2 garlic (cloves)
• 2 green chiles
• 2 tomatoes (fresh)
• 1 tbls vegetable oil
• 1 onion
• 900 gr beef chuck (boneless)
• 475 ml beef stock
• 6 gr chili powder