260 grams of cooked steel-cut oats is a standard serving that fills 1.06 cups (250 mL). It is about the size of a coffee mug and forms a loose pile 5.5 in (14 cm) wide and 1.93 in (4.89 cm) tall.

In kitchen measures
1.06 cups
50.7 tsp · 16.9 tbsp · 1.06 cups
about the size of a coffee mug
Density estimated by AI from typical values. Cooked steel-cut oats typically ranges 0.98–1.1 g/mL depending on how it's packed. A firmly packed scoop weighs more.