The nearest shop is about 500 meters towards the Marina.
https://maps.app.goo.gl/sgE5n9VkucmhFhT47
A larger, well-stocked supermarket:
https://maps.app.goo.gl/2GL3qj7PvMt6PDJK7
You have to drive around the building. There is a parking lot behind it.
Tommy supermarkets are well-equipped, but the prices are high:
https://maps.app.goo.gl/iPeS9FEujUNpeied8
It is best to buy meat and sausages from local butchers, for example here:
https://maps.app.goo.gl/LVPkf9JzPvtFVXqc6
Zečevo – here you can buy fresh fish at a very reasonable price:
https://maps.app.goo.gl/1pqetXHgqpqvygCF8
Brancin is the best, Orada (Dorada) is also very tasty.
For larger purchases, it is worth going to the suburbs of Trogir, where Kaufland and Lidl are located:
https://maps.app.goo.gl/cREb7uhTZHtvEjBz5
Prices are similar to those of adequate markets in Poland