Our tests found that some dish soaps are better than others at removing stubborn food residue, including dried-on lasagna and burnt cheese.
This guide from Utah State University Extension provides tips on how to remove stubborn food residue using baking soda and dish soap, including a recipe for a homemade dish soap booster.
The New York Times tested several dish soaps to see which ones were most effective at removing stubborn food residue, including grease and stuck-on food.
This tool from Wirecutter allows you to compare different dish soaps and their effectiveness at removing stubborn food residue, including ratings and reviews from other users.
This video from a popular cleaning channel on YouTube demonstrates how to remove stubborn food residue using dish soap and vinegar, including before-and-after footage.
The Centers for Disease Control and Prevention (CDC) provides guidelines for removing food residue from dishes, including recommendations for dish soap and sanitizing.
This article from the American Chemical Society (ACS) explains the science behind how dish soap works to remove stubborn food residue, including the chemistry of surfactants and emulsifiers.
This article from Treehugger reviews several eco-friendly dish soaps that are effective at removing stubborn food residue, including plant-based and biodegradable options.