Na śniadanie robię koktajl z bananem i jogurtem.

Na śniadanie means for breakfast.

In Polish, na + accusative is often used when talking about something intended for a meal, occasion, or purpose.

Examples:

• na śniadanie = for breakfast
• na obiad = for lunch / dinner
• na kolację = for supper / dinner

So Na śniadanie robię koktajl... literally means something like For breakfast, I make a smoothie...

Because na in this meaning takes the accusative case.

The noun śniadanie is a neuter noun, and for many neuter nouns, the nominative and accusative forms are the same.

So:

• nominative: śniadanie
• accusative: śniadanie

That is why the form does not change, even though the case does.

Robię is the 1st person singular form of robić, so it means:

• I make
• I am making
• sometimes I prepare

In this sentence, robię koktajl means I make / prepare a smoothie.

Polish often uses robić in places where English might use make, do, or even prepare, depending on context.

Because koktajl is the direct object of the verb robię, so it goes into the accusative case.

Koktajl is a masculine inanimate noun. For many masculine inanimate nouns in Polish, the accusative singular is the same as the nominative singular.

So:

• nominative: koktajl
• accusative: koktajl

That is why you see robię koktajl.

Because after z meaning with, Polish uses the instrumental case.

So:

• banan → z bananem
• jogurt → z jogurtem

That is why the sentence says:

• z bananem i jogurtem = with banana and yogurt

A very common pattern is:

• z kawą = with coffee
• z mlekiem = with milk
• z cukrem = with sugar

No. This is an important point.

Z can mean different things, and the case depends on the meaning.

1. z + instrumental = with

   • z bananem = with a banana
   • z jogurtem = with yogurt

2. z + genitive = from / off / out of

   • z Polski = from Poland
   • z domu = from the house
   • z stołu = off the table

So in this sentence, z means with, which is why bananem and jogurtem are in the instrumental.

Because they are masculine singular nouns in the instrumental case, and -em is a very common instrumental ending for that type of noun.

So:

• banan → bananem
• jogurt → jogurtem

This is a pattern you will see a lot:

• ser → serem
• cukier → cukrem
• pomidor → pomidorem

Not every noun follows exactly the same pattern, but -em is extremely common for masculine singular instrumental forms.

Not always exactly, but in many everyday contexts it can be used that way.

Koktajl can mean:

• a fruit drink
• a milk-based blended drink
• a smoothie-like drink
• even a cocktail in some contexts

If the meaning shown to the learner is smoothie, that works well here. In everyday Polish, koktajl z bananem i jogurtem would naturally be understood as a blended drink made with banana and yogurt.

Yes. Polish present tense can often correspond to either:

• I make
• I am making

Which one sounds best in English depends on context.

So Robię koktajl could mean:

• I make a smoothie — a habit, routine, or general statement
• I’m making a smoothie — something happening now

Without more context, the Polish sentence can allow either reading.

It could be either.

Because of Na śniadanie (for breakfast), many people would naturally understand it as a habitual statement:

• For breakfast, I make a smoothie with banana and yogurt.

But depending on context, it could also mean:

• I’m making a banana-and-yogurt smoothie for breakfast.

Polish often leaves this distinction to context rather than marking it as clearly as English does.

Yes. Polish word order is fairly flexible, though different orders can change the emphasis.

The original:

• Na śniadanie robię koktajl z bananem i jogurtem.

This puts some emphasis on for breakfast.

Other possible orders:

• Robię na śniadanie koktajl z bananem i jogurtem.
• Koktajl z bananem i jogurtem robię na śniadanie.

These are all grammatical, but the original sounds very natural if you are introducing what you have for breakfast.

Because Polish does not have articles like a, an, and the.

So:

• koktajl can mean a smoothie or the smoothie
• bananem can mean with a banana
• jogurtem can mean with yogurt or with a yogurt, depending on context

You understand whether something is definite or indefinite from context, not from an article.

Yes. I simply means and.

So:

• z bananem i jogurtem = with banana and yogurt

It connects the two ingredients in the most basic, neutral way.

A rough guide:

• robię sounds approximately like RO-byeh, but the final ę is a nasal vowel, so the ending is not exactly plain e
• śniadanie sounds roughly like shnya-DA-nye

A few helpful points:

• ś is a soft sh sound
• ni before a vowel often gives a ny sound
• ę is a nasal vowel; in everyday speech, its pronunciation can vary a bit depending on position

If you want a very rough English-friendly approximation of the whole sentence, it could be:

Na shnya-DA-nye RO-byeh kok-tail z ba-NA-nem ee yo-GOOR-tem

That is only an approximation, but it can help at the start.

Yes, you could.

• robię koktajl = I make a smoothie
• przygotowuję koktajl = I prepare a smoothie

Robię is shorter, very common, and natural in everyday speech.
Przygotowuję sounds a bit more formal or deliberate.

So in casual Polish, robię koktajl is perfectly normal.