Using too much oil in tadka can make the dish greasy, masking the other flavors and creating an unpleasant texture. It can also prevent spices from properly blooming, hindering their aromatic release.
Tadka, also known as tempering, is a crucial technique in Indian cuisine where spices are briefly fried in hot oil or ghee to release their flavors and aromas. The oil acts as a medium to transfer these flavors to the rest of the dish. However, using excessive oil can have several negative impacts:
Greasy Texture: The most immediate impact is a greasy mouthfeel. The excess oil coats the ingredients, making the dish heavy and unappetizing.
Muted Flavors: Too much oil can overwhelm the delicate balance of spices and other ingredients. The individual flavors become less distinct, resulting in a bland or oily taste.
Improper Spice Blooming: While oil is necessary for blooming spices, an excess can actually hinder the process. The spices might become submerged and not heat evenly, preventing them from releasing their full aroma and flavor.
Unhealthy Dish: Obviously, more oil means more calories and fat, making the dish less healthy.
The ideal amount of oil in tadka is just enough to coat the spices and allow them to sizzle gently without burning. It should be sufficient to infuse the oil with the spice flavors, which then get incorporated into the dish.
Start with less oil than you think you need and add more gradually if necessary. You can always add more, but it's difficult to remove excess oil once it's in the dish. A good starting point is 1-2 tablespoons of oil for a standard-sized tadka.