Sottobicchierino is a beginner-friendly crochet coaster featuring a layered rainbow-inspired design. The pattern begins with a flat circular base worked in the round, followed by two semicircular arches worked in rows and finished with a decorative slip stitch edging. It is a quick project that is perfect for using small amounts of leftover cotton yarn.

Finished Size

Approximately 10–12 cm (4–4¾ in) wide (depending on yarn weight, hook size, and individual tension).

Skill Level

Beginner to Advanced Beginner

Gauge

Gauge is not critical for this project. Use the recommended hook size or adjust your hook as needed to achieve a flat fabric.

Materials
Mercerized cotton yarn in 4 colors (small amounts of each)
2.0 mm crochet hook
Yarn needle
Scissors
Yarn Requirements

This pattern uses only small amounts of each color, making it an excellent stash-busting project.

Color A (center circle): approximately 8–10 g
Color B (first arch): approximately 5 g
Color C (second arch): approximately 5 g
Color D (decorative edging): less than 2 g

Construction

The coaster is worked in one piece. First, a flat circle is crocheted in the round. Two overlapping semicircular sections are then worked directly onto the circle using different colors. The project is finished with an alternating-color slip stitch edging.

Notes
The pattern is written using US crochet terminology.
Join rounds with a slip stitch unless otherwise instructed.
Chain-3 at the beginning of a round counts as the first double crochet.
Change colors as indicated in the pattern.
Weave in all yarn ends after completing the edging.