Vegan Gluten-Free Entremet Cake

Name: Vegan Gluten-Free Entremet Cake
Prep time: 2 h
Cook time: 2 h
Total time: 4 h
Cuisine: French
Ingredients: 250 g blueberry purée (preferably Boiron); 30 g lemon juice; 3 g NH pectin; 60 g sugar; 250 g barista-style oat milk (gluten-free); 50 g sugar; 33 g cornstarch; 1 g agar-agar powder; 2 g vanilla powder (or vanilla extract); 20 g Violife vegan butter; 70 g raspberry jam (gluten-free, vegan); 100 g graham-style crackers (gluten-free, vegan); 30 g Violife vegan butter (melted); 50 g vegan cream (gluten-free, vegan); 400 g white chocolate (gluten-free, vegan); 150 g whipped vegan cream (gluten-free, vegan); 420 g gluten-free all-purpose flour; 75 g cocoa powder (Navitas organic); 270 g sugar (or brown sugar); 22 g baking powder; 12 g baking soda; 600 g barista-style oat milk (gluten-free); 25 g apple cider vinegar (or white vinegar); 170 g olive oil; 350 g blackcurrant purée; 110 g glucose; 150 g water; 20 g vegan cream; 100 g sugar; 8 g NH pectin