one-pan rösti with steak and egg

Ingredients

• 1 large Nanna Tate Potato
• 1 medium white onion
• 1 stalk of cherry tomatoes on the vine
• 1 tsp cornflour
• 1 tsp garlic powder
• 1 tsp onion powder
• 2 tbsp olive oil
• 1 tbsp butter
• 1 steak
• 2 eggs
• Salt & pepper to taste