Preheat the oven to 300F.
Cut 7inch diam circles out of parchment paper and place them on the bottom of your forms. You may brush the bottoms with oil first so the paper would sick.
In a bowl, mix apple sauce with oil and whisk thoroughly.
Add sweetener with vanilla and apple cider vinegar. Whisk thoroughly again.
In a separate bowl, blend flour, with rest of the ingredients.
Gradually keep adding dry mixture into the wet mixture while stirring, until well combined.
Pour mixture equally into your three forms and bake for 45 minutes, or until toothpick comes out clean.
Let it cool down for at least 20min.
Remove from the forms and carefully flip upside down on your working surface.
Let it cool for at least couple of hours or overnight.
Carefully remove the bottoms and flip back.
Trim the tops with long sharp serrated edge knife.
Cut each cake in half with same knife.
Apply jam, about 3tbsp on the first half and place the second half on top.
Apply cream, by using mini ice cream scoop, 3tbsp on top and repeat until you done.
Cover with cream by using spatula. You may need to apply about three layers and place the cake into a freezer for 15 minutes between each layer.
Decorate with strawberries and with flowers if you wish.
In a small pot, bring maple syrup to a boil.
Add strawberries and stir well.
Reduce the heat and let it simmer for 10 minutes.
Take it off the heat and let it cool down for 5 min.
Transfer to a food processor and blend until smooth.
Transfer to a bowl, add chia seeds and mix thoroughly.
Cover with lid and place into a refrigerator overnight.