Pure pan fry the whole sweet potato until the sweet potato becomes tender, or the peel are burnt. when it is done, it will be easier to peel off, cut the sweet potato into big strips
julienne zucchini. wait until sweet potato is almost done, put zucchini in the pan to fry
dice onion and hazelnut then sprinkle flour on top of onion. Brownie on a span with vegetable oil
add salt, pepper, thyme and other preferred spices to steaks
add Dijon mustard, mayonnaise, olive oil, lemon juice, salt and pepper into a bowl. mix it up to make the sauce for salad
use the same pan to brownie onion and hazelnut, heat it up, add olive oil, butter. wait until the pan hot, turn the heat to medium or low, then add steaks
arrange sweet potato, zucchini on plate ( you can try improvise, add lettuce or herb), add the sauce then top with onion and hazelnut. serve with hot steaks