Lay it across the top of the scales to weigh it, or (very rarely) use one of those plastic plates with holes in - 2oz, 3oz and 4oz holes.
3oz per person is a generous helping to say the least, unless all are hungry blokes.
125-150g person of this stuff- it’s the best dried spaghetti Ive ever tasted,
https://www.naturalgrocery.co.uk/organic/La-Bio-Idea-Spaghetti-White-Organic-Pasta
Put the 500g pack across the scales and leave 200g in
Electronic scales
Switch on
Add bowl
Zero display
Add 75g per person to bowl.
If you've got a spaghetti spoon, the hole in the centre is used as a gauge for a 'per person' quantity.
Electronic scales
Switch on
Add bowl
Zero display
Add 75g per person to bowl.
say 250 for 2 people, or the whole packet for 4 people. This is a robust portion, with scope for second helpings,