Preheat the oven to 350 deg F . Grease 9 * 5 loaf pan or line the pan with parchment paper and keep it ready.
Make flaxseed eggs. Combine 1 tbsp flaxseed with 3 tbsp water and leave it aside.
In a large bowl, whisk butter and sugar together until creamy.
Add flaxseed mix, apple sauce. Combine
Now add vanilla, jaggery syrup, or maple syrup. Stir well.
Slowly add all the dry ingredients portion by portion until combined
Stir in hot water and mix until smooth.
Pour in the batter onto the greased pan, sprinkle chocolate chips if needed. And bake for one hour or until a toothpick comes clean.
Allow the loaf to cool down completely on a wire rack before slicing.