Папа полил вафлю сиропом и сказал, что на этот раз завтрак получился особенно вкусным.

Полил is the perfective past form of полить. It presents the action as a completed whole: Dad poured syrup on the waffle once, and that action is finished.

If the sentence had поливал, that would be imperfective, suggesting an ongoing, repeated, or background action, something more like was pouring or used to pour.

So here, полил fits the idea of a single completed action in a sequence:

• Папа полил... и сказал...
• Dad poured ... and said ...

Вафлю is the accusative singular of вафля.

The noun is the direct object of полил: it is the thing that got covered with syrup.

Cases here:

• вафля = nominative singular
• вафлю = accusative singular

Because полить answers what? here, Russian uses the accusative:

• полить что? → вафлю

Because Russian often uses the instrumental case for the material, substance, or means used in actions like this.

The pattern is:

• полить что-то чем-то
  = to pour something over something / to cover something with something

So:

• полил вафлю сиропом
• poured syrup over the waffle

Here сиропом is instrumental singular of сироп.

This same pattern appears in many similar verbs:

• посыпать торт сахаром = sprinkle the cake with sugar
• намазать хлеб маслом = spread butter on bread

In the past tense, Russian verbs agree with the subject in gender and number.

The subject is папа, which refers to a male person, so the verb is masculine:

• сказал = masculine singular past

Compare:

• мама сказала
• папа сказал
• родители сказали

Even though папа ends in -а, like many feminine nouns, it is grammatically treated as masculine because it refers to a male person.

Here что means that and introduces a subordinate clause after сказал.

So:

• сказал, что...
• said that...

This is a very common structure in Russian:

• Он сказал, что устал.
• Я знаю, что это правда.

It does not mean what here. It is a conjunction, not a question word.

Because что introduces a subordinate clause, and in Russian that clause is normally separated by a comma.

So the sentence is split like this:

• Папа полил вафлю сиропом и сказал,
• что на этот раз завтрак получился особенно вкусным.

This is standard Russian punctuation after verbs like:

• сказать
• думать
• знать
• видеть

when they are followed by что + a full clause.

На этот раз is a common idiomatic expression meaning this time.

Here:

• раз is in the accusative singular
• этот agrees with it: этот раз

The preposition на often takes the accusative in fixed time expressions like this.

So:

• на этот раз = this time
• literally something like on this occasion

It is best learned as a whole phrase.

Получился comes from получиться, which often means to turn out, to come out, or to end up being.

So:

• завтрак получился особенно вкусным means:
• the breakfast turned out especially tasty

This is a very natural Russian way to talk about the result of food, a plan, a project, a photo, etc.

Examples:

• Торт получился отличным. = The cake turned out great.
• Фильм получился скучным. = The film turned out boring.

The verb is masculine singular past because it agrees with завтрак, which is masculine:

• завтрак получился

Because after verbs like получиться, Russian usually uses the instrumental case for the resulting quality or state.

So:

• получился вкусным = turned out tasty

Here вкусным is instrumental singular masculine/neuter of вкусный.

This is a common pattern with predicate adjectives after certain verbs:

• быть врачом = to be a doctor
• стать известным = to become famous
• оказаться правым = to turn out to be right
• получиться вкусным = to turn out tasty

So вкусным is not describing the noun in a simple dictionary form; it is part of the predicate after получился.

Особенно is an adverb meaning especially.

It modifies вкусным:

• особенно вкусным
• especially tasty

So the idea is not just that the breakfast was tasty, but that this time it was particularly tasty.

Compare:

• очень вкусным = very tasty
• особенно вкусным = especially tasty

Особенно often suggests comparison with other times or other things.

Russian word order is fairly flexible, but the version in the sentence sounds natural and neutral.

Current order:

• Папа полил вафлю сиропом и сказал, что на этот раз завтрак получился особенно вкусным.

This flows well because it gives:

1. the action,
2. then the speech,
3. then the content of what was said.

Some parts could move for emphasis, for example:

• На этот раз завтрак получился особенно вкусным, сказал папа.
• Папа сказал, что завтрак на этот раз получился особенно вкусным.

These are possible, but they shift emphasis or style slightly. The original is the most straightforward narrative order.