Spinach feta salmon burger

INGREDIENTS

1 lb

salmon

2 oz

spinach (55g, 1 packed cup (roughly chopped if large leaf, fine as-is if baby))

2 oz

feta (55g, crumbled)

1 1/2 tbsp

lemon juice

pepper

1/2

avocado

4 tbsp

sour cream

4 tsp

lemon juice

1 clove

garlic (, crushed/minced)

whole wheat burger buns (or plain, as you prefer, can also use muffins (3-6 depending on how serving))