Pancake Roll with Minced Beef

Ingredients

• 45 g butter
• 3 raw eggs
• 1/2 tsp salt
• 1 1/2 cups milk
• 1.3 cups (155g) wheat flour ((adjust slightly, if needed) )
• 1/3 tsp sweetener ((sugar, Monk Fruit sweetener, allulose, or another sweetener of your choice))
• 3 boiled eggs
• 1 1/2 cups (350g) minced beef ((replace with pork, if needed))
• 1 tsp salt
• 1/2 tsp ground pepper
• 2 tbsp mayonnaise
• 1 small/medium-sized onion
• spring onions
• 2 tbsp olive oil (for cooking)