Nutella Cheesecake in a Jar - mysweetambitions

Hi guys my name is Pamela also known as mysweetambitions, I have a passion for baking particularly dessert and I love sharing it to friends and family, I started my youtube channel to inspire  people to bake and create more at home, I try my best to make simple and easy to understand instructions and I always try my best to answer questions as best as I can
For the  crunchy bits
16 pcs or 1 pack of oreo
1/2 cup pecan nut or any nuts that you like or non at all

For the cheesecake
1 pack 250 g (8 oz) cream cheese
1 tsp vanilla
3/4 cup nutella

300 ml cream or whipping cream (35 % milk fat
Optional
100 g dark baking chocolate
80 g cream