Začiniću pečurke i paprike.

The dictionary form is začiniti. In Serbian future tense, verbs like this often form Future I by removing -ti and attaching ću:

začiniti → začini + ću → začiniću

So začiniću literally corresponds to I will season.

Serbian often leaves out subject pronouns when they are clear from the verb form. In začiniću, the ending already shows 1st person singular, so I is understood.

You could say Ja ću začiniti pečurke i paprike, but ja is usually added only for emphasis, contrast, or clarity.

They are the direct objects of the verb, so they are in the accusative plural.

For these feminine inanimate nouns:

• pečurka → pečurke
• paprika → paprike

In the plural, the accusative form is the same as the nominative for these nouns, so the forms stay pečurke and paprike.

The singular forms are:

• pečurka = mushroom
• paprika = pepper

If you wanted to say I will season the mushroom and the pepper, you would say:

Začiniću pečurku i papriku.

Notice the singular accusative endings -u:

• pečurka → pečurku
• paprika → papriku

Serbian does not have articles like English a, an, or the. So pečurke i paprike can mean:

• the mushrooms and peppers
• some mushrooms and peppers
• just mushrooms and peppers

The exact meaning depends on context.

Yes, absolutely. That is also correct.

There are a few natural ways to say this:

• Začiniću pečurke i paprike.
• Ja ću začiniti pečurke i paprike.

The version without ja is very normal and neutral. The version with ja sounds more explicit, and it may emphasize I.

Yes. Serbian word order is more flexible than English word order.

The neutral version here is:

Začiniću pečurke i paprike.

But depending on emphasis, you could also hear things like:

Pečurke i paprike ću začiniti.

That would put more focus on the mushrooms and peppers.

So the meaning stays basically the same, but the emphasis can shift.

Yes. Začiniti is a perfective verb. That means it presents the action as a single whole, completed event.

In a cooking context, that makes sense: you are talking about one specific future step, seasoning the mushrooms and peppers.

So začiniću suggests something like: I will season them as a complete action.

By itself, paprike usually just means peppers. In many cooking contexts, it often suggests bell peppers, but the exact type depends on context.

If Serbian wants to be more specific, it can add a describing word, for example:

• ljute paprike = hot peppers
• slatke paprike = sweet peppers

These two letters are different in Serbian:

• č sounds roughly like the ch in chocolate
• ć is softer, with no exact English equivalent; it sounds somewhat like a very soft ty/ch

So in začiniću, you hear both:

• č in zači-
• ć at the end in -ću

The sentence in Cyrillic is:

Зачинићу печурке и паприке.