Grilled Steak with Roasted Vegetables and Garlic Mashed Potatoes

Ingredients

• 4 steak beef
• 0.5 cup milk
• 2 large potato
• 1 bell pepper red
• 1 bell pepper yellow
• 1 zucchini zucchini
• 1 onion red
• 0.25 cup olive oil
• 4 clove garlic
• 1 teaspoon dried thyme
• 1 pinch salt
• 1 pinch pepper