Step one:
First draw a shape like an egg.
Step 2:
Then draw an arc below to half wrap it.
Step 3:
Draw a round core inside.
Step 4:
Beside it, draw a shape like this, and draw some large and small circles on it as a texture.
Step 5:
On the inside here, draw a small circle shape.
Step 6:
Finally, apply a nice color, and the avocado is now painted.