Combine jalapenos, garlic and shallot in a blender. Add in about 1/4-1/2 cup of water and blend until smooth. Transfer into a medium sauce pan. Bring to a gentle simmer over medium heat and cook until sauce thickens. About 15 minutes
Season to taste with salt. Then add in canola oil and fry for an additional 5 minutes. Decant and reserve excess oil for future us. Enjoy with plantains.