Fennel potato puree

Ingredients for 4 serves:

• Potatoes - 500 gr 
• Fennel bulb - 1
• Salt - 0.5 t.sp.
• Butter - 2 tb.sp.
• Turmenic - 1 t.sp.
• Svanska salt - 1 t.sp.

1. Bring water to a boil, put potatoes and fennel, cook until its soft enough to make puree.
2. Drain it but leave a bit water. 
3. Add the rest and mash it.