Yes it is supposed to taste very bitter.
Tahini has a very interesting flavor combination that is creamy, a bit nutty and slightly bitter. You can get a general idea of the flavor by eating 1 teaspoon of sesame seeds.
Acids taste bitter.
It is incredibly bitter, definitely an acquired taste
Bases taste bitter. Acids taste sour.
Pine nuts have a slightly bitter taste and can sometimes leave a Bitter Taste in your mouth.
Acids taste sour and bases taste bitter. Bases and Bitter both start with 'B', so I never confuse.
Adding sugar will remove some of the bitter taste. If the berries are under-ripe, it will be impossible to remove all of the bitter taste.
Bitter-melon.
Bitter
because it is a base and bases taste bitter.
It should not taste bitter, it should burn your mouth first
How to remove the bitter taste out of sesame seed