Preheat the oven to 350℉.
Combine all of the ingredients for the meatloaf in a large bowl and mix to combine.
1 kg ground beef, 1 tsp dried parsley, ½ tsp ground paprika, ⅓ tsp chili flakes, 1 cup panko breadcrumbs, 1 large onion, 2 eggs, 1 tsp Worcestershire sauce, ¼ cup tomato ketchup, 1 tsp black pepper
Form a 8"x4" loaf on the baking tray lined with parchment paper. You can also use a greased loaf pan.
Combine and mix the ingredients for a glaze, brush the half of it onto the loaf and bake for 40 minutes.
⅓ cup ketchup, 1 Tbsp brown sugar, 1 tsp apple cider vinegar, 2 Tbsp sweet chili sauce
Remove from the oven and spread the rest of the glaze on top. Bake for 20 more minutes.