Meaning: easy money or easy earnings (could also be barter items)
Rewrite 1: a quick dime (or other monetary unit)
Rewrite 2: a meal in a minute
Rewrite 3: get some no-sweat sweets
Rewrite 4: fast bucks
Comment: There are a lot of possibilities here. Children might think in terms of candy or other treats, movies, toys, etc. Adults might think in terms of time off, promotions, hobby time, etc.