Knead the whole wheat flour into a soft dough and keep it aside.
Take a small pan and add 1 tsp oil and add chilli, ginger and garlic and saute for a min.
Next add tomatoes and cook till they are tender and then add mushroom. Cook mushroom till they ooze out max water and dry up.
At this stage add, cumin powder, black pepper powder, salt and tomato sauce and mix well.
Now add oats and mix well , infact oats will cook and soften with the juices of the vegetables or you can add 2 tbsp water and cook till they are mixed well.
Next add garam masala, lemon juice and coriander and mix well and keep it to cool.
Take the dough and stuff this mushroom stuffing and roll into a paratha. You can also make two thin chapatis and keep the stuffing in between and cover up with then next one too.
Cook the paratha on low flame with min oil and serve with chutney or curd