Betty Botter is a Mother Goose Nursery Rhyme.
So she bought a bit of butter,
Better than her bitter butter,
And she put it in her batter,
And the batter was not bitter;
So 'twas better Betty Botter
Bought a bit of better butter.
Better Botter for Easy/Level 2 Piano Solo
Mother Goose | Beginner Piano Lesson Book