Cut your beef in cubes. Not too small and not too big.
Cut all vegetables roughly. Clean the pumpkin, remove the skin and chop up. Set the pumpkin aside
Heat a frying pan with oil and brown your meat. Put into the slowcooker. Add all other ingredients except the pumpkin and turn the slowcooker to low.
Approx 1 to 2 hours before you're ready to eat add the pumpking. You can turn the slowcooker to high for the last hour if the pumpkin doesn't cook quickly enough.
Serve with rice, potato or couscous (or eat like it is)