Geeta Auntie's Potato (and Vegetable) Bhaji

Place potatoes into a large pot and cover with salted water; bring to a boil. Reduce heat to medium-low and simmer until tender about 20 minutes; drain.

Heat vegetable oil over medium heat; saute onion stirring frequently until fragrant 2 to 3 minutes. Add tomato and cook until onion is softened and tomato is tender 5 to 10 minutes. Stir potatoes garam masala cayenne pepper salt and sugar into onion-tomato mixture; simmer stirring frequently until flavors have blended about 5 minutes. Stir cilantro into potato mixture and cook for 1 minute.