It's actually 3 tablespoons.

Will this help? It's one of my conversion tables -

1 ounce flour = 25g = quarter cup

4 ounces flour = 125g = One cup

8 ounces flour = 250g = Two cups

2 ounces breadcrumbs (fresh) = 60g = One cup

4 ounces breadcrumbs (dry) = 125g = One cup

4 ounces oatmeal = 125g = One cup (scant)

5 ounces currants = 150g = One cup

4 ounces shredded suet = 125g = One cup (scant)

4 ounces butter and other fats, including cheese = 125g = One stick

8 ounces butter and other fats, including grated cheese = 250g = One cup

7 ounces caster/granulated sugar = 200g = One cup

8 ounces caster/granulated sugar = 250g = One and a quarter cups

8 ounces meat (chopped/minced/ground) = 250g = One cup

8 ounces cooked, mashed potatoes = 250g = One cup

One ounce (1oz) = One rounded tablespoon

One tablespoon of liquid = 3 teaspoons

One teaspoon liquid = 5ml

One British teaspoon is the same as an American teaspoon

One British tablespoon liquid = 17.7ml

One US tablespoon liquid =14.2ml

8 tablespoons = 4 fluid ounces = 125ml = Half cup

8 fluid ounces = 250ml = One cup (Half a US pint)

Half pint/10 fluid ounces = 300ml = One and a quarter cups (scant)

Three quarters of a pint/15 fluid ounces = 450 ml =Two cups (scant) or one US pint

One British pint/20 fluid ounces = 600ml = Two and a half cups

1 ounce flour = 25g = quarter cup

4 ounces flour = 125g = One cup

8 ounces flour = 250g = Two cups

2 ounces breadcrumbs (fresh) = 60g = One cup

4 ounces breadcrumbs (dry) = 125g = One cup

4 ounces oatmeal = 125g = One cup (scant)

5 ounces currants = 150g = One cup

4 ounces shredded suet = 125g = One cup (scant)

4 ounces butter and other fats, including cheese = 125g = One stick

8 ounces butter and other fats, including grated cheese = 250g = One cup

7 ounces caster/granulated sugar = 200g = One cup

8 ounces caster/granulated sugar = 250g = One and a quarter cups

8 ounces meat (chopped/minced/ground) = 250g = One cup

8 ounces cooked, mashed potatoes = 250g = One cup

One ounce (1oz) = One rounded tablespoon

One tablespoon of liquid = 3 teaspoons

One teaspoon liquid = 5ml

One British teaspoon is the same as an American teaspoon

One British tablespoon liquid = 17.7ml

One US tablespoon liquid =14.2ml

8 tablespoons = 4 fluid ounces = 125ml = Half cup

8 fluid ounces = 250ml = One cup (Half a US pint)

Half pint/10 fluid ounces = 300ml = One and a quarter cups (scant)

Three quarters of a pint/15 fluid ounces = 450 ml =Two cups (scant) or one US pint

One British pint/20 fluid ounces = 600ml = Two and a half cups

1.5 oz ( 1cup/8 oz ) =0.1875 cup