Masala Chips - Cooking like a Boss

A very addictive side dish or starter. Don't pre-judge too harshly by the presence of tomato ketchup...

583 ¹⁄₃g ⁷⁄₁₂kg 1.29lb 20.6oz chips	cooked as usual				coat
1 ²⁄₃ tbsp 0.025 l 25 ml 5 tsp 0.106 cup 0.044 pint oil		saute til light brown	heat for a few seconds	stir and thicken
1 ²⁄₃ onion	finely chopped
3 ¹⁄₃ cloves garlic	finely chopped
1 ²⁄₃ tsp 0.008 l 8 ¹⁄₃ ml 0.556 tbsp 0.035 cup 0.015 pint curry powder
⁵⁄₆ tsp 0.004 l 4 ¹⁄₆ ml 0.278 tbsp 0.018 cup 0.007 pint crushed chilli or paprika or chilli powder
⁵⁄₆ tsp 0.004 l 4 ¹⁄₆ ml 0.278 tbsp 0.018 cup 0.007 pint turmeric
⁵⁄₆ tsp 0.004 l 4 ¹⁄₆ ml 0.278 tbsp 0.018 cup 0.007 pint salt
⁵⁄₆ tsp 0.004 l 4 ¹⁄₆ ml 0.278 tbsp 0.018 cup 0.007 pint black pepper
3 ¹⁄₃ tbsp 0.05 l 50 ml 10 tsp 0.211 cup 0.088 pint tomato ketchup
3 ¹⁄₃ tbsp 0.05 l 50 ml 10 tsp 0.211 cup 0.088 pint water