Lemon Rumcake

• 11 diameter decorative jello ring mold
• 4 eggs
• 3 1/4 instant lemon pudding mix
• 1/2 cake mix (yellow)
• 200 gr sugar
• 180 gr rum
• 120 ml water
• 110 gr butter
• 120 ml oil
• 65 gr pecans (chopped)