Grilled Burger with Red Potatoes and Garlic Mayonnaise - Cookidoo® – the official Thermomix® recipe

Ingredients

• 2 garlic cloves
• 1 pinch salt
• 1 oz extra virgin olive oil
• 4 oz mayonnaise
• 1 tsp lemon juice
• ¼ tsp ground mustard powder
• 3 green onions
• 1 ½ tsp salt
• ½ tsp ground black pepper
• 24 oz ground beef
• 4 red potatoes
• 1 red onion
• 2 tsp extra virgin olive oil
• ½ tsp salt
• ¼ tsp ground black pepper
• 8 sprigs rosemary
• 6 hamburger buns