INGREDIENTS

• Hamburguers Unión Ganadera
• 4 Hard-boiled eggs
• 200gr. Onion
• 120gr. Red bell bell pepper
• 120gr. Green onion
• 40gr. Pitted green olives
• 4 clove of garlic
• Oregano c/n
• Olive oil c/n
• 1kg. Potato
• 80 ml. Milk
• 40gr. Butter
• Salt c/n
• Pepper c/n
• 120gr. Grated cheese for gratin

STEPS

01. Place the potatoes in their skins in a pot of cold water. Boil until potatoes are tender. Remove and peel. Mash together with the butter, milk, salt and pepper.
02. Cook the hamburgers on a hot griddle or frying pan.
03. In a frying pan, brown the chopped onion, sweet bell pepper and green onion in olive oil; then add the chopped garlic. Season with salt, pepper and oregano.
04. Remove the mixture from the heat and add the chopped hard-boiled egg and sliced green olives.
05. To assemble, prepare a 10 cm. waist on a baking sheet, place a hamburger on the base and add the sautéed vegetables. Top with a 2 cm. layer of mashed potatoes
06. Finish with grated cheese and bake in the oven at 190°C for 5/7'.