Chocolate Raspberry Mousse Cake /Чоколадо Малина (Video)

1
box Betty Crocker™ SuperMoist™ devil's food cake mix
Water, vegetable oil and eggs called for on cake mix box
1
cup semisweet chocolate chips (6 oz)
1 1/2
cups whipping cream
1/3
cup powdered sugar
2
tablespoons seedless raspberry jam
1
container (6 oz) fresh raspberries
White chocolate truffle candies. if desired
Unsweetened baking cocoa, if desired