Preheat oven to 175ºC.
With an electric mixer, beat eggs, sugar, cinnamon, nutmeg, vanilla, salt, and butter until well incorporated.
Add cream. Keep whisking.
Add the cut-up pieces of Keto bread into the mixing bowl. Mix on low speed.
Let it soak for 5 minutes.6.Add half of the raspberries and half of the chocolate chips. Mix by hand using a spatula.
Pour the mixture into a baking tray.
Sprinkle on top the second half of the raspberries and chocolate chips.
Cover the baking tray with aluminium foil.
Bake for 20 minutes.
Remove aluminium foil, and bake for another 20 minutes.
With an electric mixer, whisk together whipping cream and swerve until stiff.
Add rum . Mix until well incorporated.(optional)
Serve warm with whipping cream and extra raspberries.