Curry Sauce

• 2 pounds onions, chopped
• 4 cloves garlic, minced
• 3 tablespoons minced ginger
• 1 (14.5 ounce) can diced tomatoes
• 1 tablespoon turmeric powder
• 2 tablespoons cumin
• 1 tablespoon garam masala
• 1 tablespoon curry paste
• 1 teaspoon red pepper flakes

1. Place onions and garlic into a large saucepan, add water to cover. Place over high heat and bring to a boil, reduce heat to medium-low, cover, and simmer for 45 minutes. Add the ginger, and continue simmering for 5 more minutes.
2. Puree the onion in a food processor or blender in batches until smooth. Place a large saucepan over medium-high heat, pour in the diced tomatoes, and season with turmeric, cumin, garam masala, curry paste, and red pepper flakes. Bring to a simmer, then pour in the onion puree. Simmer for 45 minutes.

onions, garlic, ginger, tomatoes, turmeric powder, cumin, garam masala, curry, red pepper

Taken from www.allrecipes.com/recipe/107289/curry-sauce/ (may not work)