Sri Lankan Devilled Beef (Dry Beef Curry)

For the beef

• 1 lb chuck beef cut into thin strips
• 1 tsp Sri Lankan Curry Powder
• ½ tsp salt
• 1 ½ tsp sugar
• ½ tsp black pepper freshly cracked
• 3 tbsp oil

For the Devilled Beef Curry

• Red onions cut into the same size as the peppers
• 4 garlic cloves chopped finely
• 1 inch piece of ginger grated or minced finely
• 1 tomato cut into wedges
• 3 - 4 banana peppers or anaheim peppers cut into rings or squares
• 3 - 4 green chili peppers (jalapeno or serrano or other) cut into slices optional
• 1 tsp Sri Lankan Curry Powder
• 1 tsp sugar
• ¼ cup tomato ketchup
• 1 tbsp apple cider vinegar or coconut vinegar, white wine vinegar
• 1 tbsp soy sauce more if needed
• 1 tbsp crushed chili flakes reduce to ½ tbsp or more depending on your heat preference